Home / 239,487,761.40-359,231,642.10-162,960,257.40

Finding the Fourth Proportional to 239,487,761.40, 359,231,642.10 and 162,960,257.40

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Solution

The fourth proportional to 239,487,761.40, 359,231,642.10 and 162,960,257.40 is: 244,440,386.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,487,761.40 : 359,231,642.10 = 162,960,257.40 : x
  2. Step 2: Convert to fraction form
    239,487,761.40/359,231,642.10 = 162,960,257.40/x
  3. Step 3: Cross multiply
    239,487,761.40x = 359,231,642.10 × 162,960,257.40
  4. Step 4: Simplify right side
    239,487,761.40x = 58,540,480,862,840,680
  5. Step 5: Solve for x
    x = 58,540,480,862,840,680/239,487,761.40
  6. Step 6: Final answer
    x = 244,440,386.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.